Pocket Watch Database
Patent Archive
#303881
Patent Information
Watch Case Hinge
Daniel O'hara
August 19, 1884
Patent #303881
| Manufacturer: | Waltham |
| Patent Number: | 303881 |
| Description: | Watch Case Hinge |
| Inventor(s): | Daniel O'hara |
| Patent Date: | Aug 19, 1884 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
